Crankshaft Bottom Kit 07-08 KTM144, Wiseco WWPC175, WPC175

This high-performance crankshaft assembly is engineered to meet OEM specifications with precision and reliability. It features advanced materials and design enhancements to maximize strength, durability, and performance.

Features:

• Precision-trued to OEM specifications and factory assembled.
• Shot-peening process reduces residual stresses and smooths rod forging surfaces.
• Corrosion-resistant surface treatment ensures long-lasting durability.
• Optimized crank pin bearing radial clearance for maximum performance.
• Precision honing creates an ultra-round bearing surface.
• Precision-engineered oiling slots enhance rod strength and bearing life.
• Double-drilled small ends provide improved lubrication and cooling, reducing top-end thermal distortion.
• Silver-coated bronze phosphor thrust washers with dimpled design for better oil retention and reduced friction.
• Crank pin bearings made from high-quality, case-hardened hot-rolled steel (58-62 RC).
• Caged needle roller bearings allow for the highest possible RPM.
• Precision-machined crank webs.
• Includes top-end bearing and gasket.

Vehicle Compatibility:

• KTM 144 SX 2007
• KTM 144 SX 2008
• KTM 150 SX 2009
• KTM 150 SX 2010
• KTM 150 SX 2011
• KTM 150 SX 2012
• KTM 150 SX 2013
• KTM 150 SX 2014
• KTM 150 SX 2015
• KTM 150 XC 2010
• KTM 150 XC 2011
• KTM 150 XC 2012
• KTM 150 XC 2013
• KTM 150 XC 2014